/* ============================================
   大转盘抽奖系统 - 样式文件
   ============================================ */

/* 重置默认样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 基础样式 */
body {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow-x: hidden;
}

/* 头部标题 */
.lottery-header {
    text-align: center;
    margin-bottom: 30px;
}

.lottery-header h1 {
    color: #fff;
    font-size: 36px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    margin-bottom: 10px;
}

.lottery-header p {
    color: rgba(255,255,255,0.9);
    font-size: 16px;
}

/* 转盘容器 */
.lottery-container {
    position: relative;
    width: 400px;
    height: 400px;
    margin: 0 auto;
}

/* Canvas转盘 */
#lotteryCanvas {
    width: 400px;
    height: 400px;
    border-radius: 50%;
    box-shadow: 0 0 30px rgba(0,0,0,0.3), 0 0 60px rgba(0,0,0,0.1);
}

/* 中心按钮 */
.lottery-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(145deg, #ff6b6b, #ee5a24);
    border: 4px solid #fff;
    color: #fff;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    transition: all 0.3s ease;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lottery-btn:hover:not(:disabled) {
    transform: translate(-50%, -50%) scale(1.1);
    box-shadow: 0 6px 20px rgba(0,0,0,0.4);
}

.lottery-btn:disabled {
    background: linear-gradient(145deg, #999, #666);
    cursor: not-allowed;
}

/* 指针 */
.lottery-pointer {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 15px solid transparent;
    border-right: 15px solid transparent;
    border-top: 30px solid #ff6b6b;
    z-index: 10;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}

/* 抽奖次数显示 */
.lottery-count {
    text-align: center;
    margin-top: 20px;
    color: #fff;
    font-size: 14px;
}

.lottery-count span {
    font-weight: bold;
    color: #ffd700;
}

/* ============================================
   弹窗样式
   ============================================ */

/* 遮罩层 */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 1000;
    animation: fadeIn 0.3s ease;
}

.modal-overlay.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 弹窗主体 */
.modal {
    background: #fff;
    border-radius: 16px;
    padding: 30px;
    width: 90%;
    max-width: 450px;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    animation: slideUp 0.3s ease;
}

.modal-title {
    font-size: 24px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 20px;
    color: #333;
}

.modal-title.success {
    color: #27ae60;
}

.modal-title.fail {
    color: #e74c3c;
}

/* 奖品信息 */
.prize-info {
    text-align: center;
    padding: 20px;
    background: linear-gradient(135deg, #fff3e0 0%, #ffe0b2 100%);
    border-radius: 12px;
    margin-bottom: 20px;
}

.prize-info .prize-name {
    font-size: 28px;
    font-weight: bold;
    color: #e65100;
    margin-bottom: 10px;
}

.prize-info .card-code {
    font-size: 14px;
    color: #666;
    background: #fff;
    padding: 8px 16px;
    border-radius: 20px;
    display: inline-block;
    margin-top: 10px;
}

/* 表单样式 */
.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
    color: #333;
}

.form-group label .required {
    color: #e74c3c;
    margin-left: 2px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 10px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: #667eea;
}

.form-group textarea {
    height: 80px;
    resize: vertical;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-success {
    background: linear-gradient(135deg, #2ecc71 0%, #27ae60 100%);
    color: #fff;
}

.btn-block {
    display: block;
    width: 100%;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

/* 弹窗按钮区域 */
.modal-footer {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.modal-footer .btn {
    flex: 1;
}

/* 结果提示 */
.result-message {
    text-align: center;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 15px;
}

.result-message.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.result-message.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* 已抽完标识 */
.empty-badge {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-30deg);
    font-size: 14px;
    color: #999;
    border: 2px solid #999;
    padding: 2px 10px;
    border-radius: 4px;
    pointer-events: none;
}

/* ============================================
   管理后台样式
   ============================================ */

.admin-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    background: #f5f5f5;
    min-height: 100vh;
}

.admin-header {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.admin-header h1 {
    font-size: 24px;
    color: #333;
}

/* 统计卡片 */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.stat-card {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    text-align: center;
}

.stat-card .stat-value {
    font-size: 32px;
    font-weight: bold;
    color: #667eea;
    margin-bottom: 5px;
}

.stat-card .stat-label {
    font-size: 14px;
    color: #666;
}

/* 表格样式 */
.table-container {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    overflow: hidden;
    margin-bottom: 20px;
}

.table-header {
    padding: 15px 20px;
    border-bottom: 1px solid #e0e0e0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.table-header h2 {
    font-size: 18px;
    color: #333;
}

table {
    width: 100%;
    border-collapse: collapse;
}

table th,
table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #e0e0e0;
}

table th {
    background: #f8f9fa;
    font-weight: bold;
    color: #333;
}

table tr:hover {
    background: #f8f9fa;
}

/* 状态标签 */
.badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: bold;
}

.badge-success {
    background: #d4edda;
    color: #155724;
}

.badge-warning {
    background: #fff3cd;
    color: #856404;
}

.badge-danger {
    background: #f8d7da;
    color: #721c24;
}

.badge-info {
    background: #d1ecf1;
    color: #0c5460;
}

/* 表单样式（后台） */
.form-inline {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: flex-end;
}

.form-inline .form-group {
    margin-bottom: 0;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 15px;
}

/* 分页样式 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 5px;
    padding: 15px;
}

.pagination a,
.pagination span {
    display: inline-block;
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    text-decoration: none;
    color: #333;
}

.pagination a:hover {
    background: #f5f5f5;
}

.pagination .active {
    background: #667eea;
    color: #fff;
    border-color: #667eea;
}

/* 标签页 */
.tabs {
    display: flex;
    border-bottom: 2px solid #e0e0e0;
    margin-bottom: 20px;
}

.tab {
    padding: 10px 20px;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all 0.3s ease;
}

.tab:hover {
    color: #667eea;
}

.tab.active {
    color: #667eea;
    border-bottom-color: #667eea;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* ============================================
   动画效果
   ============================================ */

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { transform: translateY(50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

@keyframes pulse {
    0% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.05); }
    100% { transform: translate(-50%, -50%) scale(1); }
}

/* 响应式设计 */
@media (max-width: 480px) {
    .lottery-container {
        width: 300px;
        height: 300px;
    }

    #lotteryCanvas {
        width: 300px;
        height: 300px;
    }

    .lottery-btn {
        width: 60px;
        height: 60px;
        font-size: 14px;
    }

    .lottery-header h1 {
        font-size: 24px;
    }

    .modal {
        width: 95%;
        padding: 20px;
    }
}